1. Litvak E, Long MC (2000) Cost and quality under managed care: irreconcilable differences? Am J Manag Care 6:305–312
2. Kaplan RS, Porter ME (2011) How to solve the cost crisis in health care. Harv Bus Rev 89:46–52, 54, 56–61
3. Berwick DM, Hackbarth AD (2012) Eliminating waste in US health care. JAMA 307:1513–1516
4. Porter ME (2010) What is value in health care? N Engl J Med 363:2477–2481
5. Institute of Medicine (2001) Crossing the quality chasm: a new health system for the 21th century. National Academy Press, Washington, DC